They reshape landscapes, destroy buildings, and wreck lives. In a single day, a tornado or hurricane can cause billions of dollars in damage, kill dozens and injure hundreds. What is the fastest gust of wind a human can withstand? Can anything be done to reduce the damage these storms cause? Which is the biggest killer? Meet the people who risk their lives to document these storms, join the scientists at the frontlines, and see the latest weapons in the battle against these Angry Skies.